if the perimeter of an isosceles triangle is 11 cm and base 5 cm then it's area will be 5/4 √π sq cm . ( please given step by step explanation)
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Step-by-step explanation:
Perimeter of an Isosceles triangle = 11 cm
= 2(one of the Equal side)+ Third side
Area = 5/4 √π square centimetre
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